Greeneville, TN Weather & Growing Conditions
Tonight
66°F
Partly Cloudy
Partly cloudy, with a low around 66. East wind around 0 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 66°F | Partly Cloudy | 0 mph | 7% |
| Saturday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 20% |
| Saturday Night | 66°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 24% |
| Sunday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 50% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 50% |
| Monday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 49% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 49% |
| Tuesday | 82°F | Showers And Thunderstorms | 0 mph | 82% |
| Tuesday Night | 63°F | Showers And Thunderstorms | 5 mph E | 82% |
| Wednesday | 76°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 62% |
| Wednesday Night | 60°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 62% |
| Thursday | 74°F | Chance Rain Showers | 0 to 5 mph N | 37% |
| Thursday Night | 57°F | Chance Rain Showers then Partly Cloudy | 0 to 5 mph NE | 26% |
| Friday | 74°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph N | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Greeneville, TN
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
185 days
Hardiness zone
7a
Explore more for Greeneville, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Greeneville Exp Stn, Tn (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.